Oils can be used for different purposes in different areas. One of the uses of oils can be in the form of fuels. Gasoline, fuel oil and diesel fuel are all products of petroleum and are used as fuels. Gasoline is lighter than fuel oil and diesel, and evaporates quickly. Diesel is a natural choice for fuel in Calexico as its cost is low and it is not as volatile as gasoline. Fuel oil in Calexico is used mainly as fuel for residential use. It finds its use in some industrial applications also.
Oil companies and plants in Calexico produce gasoline, diesel and fuel oils from crude oil and natural gas, after carrying out different steps of processing and development.